SPECTRO Heavy Duty Golden Semi-Synthetic Engine Lubricant 20w50 S3-Cat-Marine-Hardparts-Oil&Additives Water Repellent made for NZ

Water Repellent made for NZ conditions

so there’s no movement between them

Scoop top intake vent and rear exhaust exit vents help pull heat from interior

2ND LAYER - A light H2OUT jacket

SPECTRO Heavy Duty Golden Semi-Synthetic Engine Lubricant 20w50 S3-Cat-Marine-Hardparts-Oil&Additives Water Repellent made for NZSAE 20w50 Heavy Duty Motorcycle Engine Oil by Spectro. The ultimate synthetic petroleum blend motor oil designed specifically for use in Harley V Twin engines. Spectro's proprietary combination of world class Group IV synthetic lubricants, superior base stocks and advanced anti wear additives provide lower consumption rates, extends component life, and reduces wear. Exceeds all known OEM and Harley Davidson warranty requirements. API SF SG CD CG 4